<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=536895
-->
<head>
  <title>Test for Bug 536895</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=536895">Mozilla Bug 536895</a>
<p id="display"></p>
<div id="content" style="display: none">
<textarea id="t"></textarea>
<input id="i" type="text">
<input id="p" type="password">
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 536895 **/

function checkNegativeMaxLengthException(element)
{
  caught = false;
  try {
    element.setAttribute('maxLength', -10);
  } catch(e) {
    caught = true;
  }
  ok(!caught, "Setting maxLength attribute to a negative value shouldn't throw an exception");

  caught = false;
  try {
    element.maxLength = -20;
  } catch(e) {
    is(e.name, "IndexSizeError", "Should be an IndexSizeError exception");
    caught = true;
  }
  ok(caught, "Setting negative maxLength from the DOM should throw an exception");

  is(element.getAttribute('maxLength'), "-10", "When the exception is raised, the maxLength attribute shouldn't change");
}

/* TODO: correct behavior may be checked for email, telephone, url and search input types */
checkNegativeMaxLengthException(document.getElementById('t'));
checkNegativeMaxLengthException(document.getElementById('i'));
checkNegativeMaxLengthException(document.getElementById('p'));

</script>
</pre>
</body>
</html>
